David Lamar Cook Books

Golf'S Sacred Journey, The Sequel: 7 More Days In Utopia

By Chad Escue, David L. Cook, David Lamar Cook

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Golf is more than a game. Behind every stroke and ace, there are hours of practice. Before every trophy, there is sacrifice. At every driving range, there are successes and failures. And inside eve...

Golf's Sacred Journey: Seven Days At The Links of Utopia

By David L. Cook

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Coaching Mental Excellence

By David Lamar Cook, Ralph A. Vernacchia, Richard T. McGuire, Ralph Vernacchia

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Golf s Sacred Journey

By David L. Cook

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Johnny s U.S. Open

By David L. Cook PhD

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Coaching Mental Excellence

By David Lamar Cook, Richard T. McGuire, Ralph Vernacchia

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Golf s Sacred Journey the Sequel

By David L. Cook

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Golf s sacred journey

By David Lamar Cook

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Seven Days In Utopia Golfs Sacred Journey

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Seven Days in Utopia

By David L. Cook, Foreword By Tom Lehman

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.